Finding the Fourth Proportional to 13,782.90, 19,020.52 and 7,495.28

Step by Step Solution

1. Step 1: Write the proportion equation
   13,782.90 : 19,020.52 = 7,495.28 : x
2. Step 2: Convert to fraction form
   13,782.90/19,020.52 = 7,495.28/x
3. Step 3: Cross multiply
   13,782.90x = 19,020.52 × 7,495.28
4. Step 4: Simplify right side
   13,782.90x = 142,564,123.15
5. Step 5: Solve for x
   x = 142,564,123.15/13,782.90
6. Step 6: Final answer
   x = 10,343.55